.book-chapter {
  /* */
}

.book-chapter h1 {
  @apply text-2xl font-black;
}

.book-chapter h2 {
  @apply text-xl font-bold;
}

.book-chapter h3 {
  @apply text-lg font-bold;
}

.book-chapter h4, .book-chapter h5, .book-chapter h6 {
  @apply text-base;
}
